Question

Rachel travelled 240 km in 4 hours by train and then travelled 120 km in 3 hours by car and 3 km in 1/2 hour by cycle. What is the average speed during the whole journey?

Answer 1

Answer:

48.4 km

Solution:

Distance travelled by train = 240 km in 4 hours

Distance travelled by car. = 120 km in 3 hours

Distance travelled by cycle = 3 km in 1/2 hour

Total distance travelled. = 240 + 120 + 3 km in 4 + 3 + 1/2 hours

= 363 km in 7.5 in (7 1/2) hours

Therefore, average (here) = Total distance travelled. 363 (km)

—————————————– = –––––––– = 48.4 km

Total time taken. 7.5 (hours) ––

Explanation:

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